LHFI and ACL, LHFI - Additional Information (Details 2)	3 Months Ended		6 Months Ended
	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2023 USD ($) KeyRatio	Jun. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)
Financing Receivable Recorded Investment [Line Items]
Number of days used as baseline in evaluating collateral documentation exceptions for loan policy			90 days
Number of key quality ratios | KeyRatio			6
Exposure for commercial non accrual loans to be reviewed on individual basis	$ 500,000		$ 500,000
Exposure for commercial accrual loans deemed to be reviewed on individual basis	500,000		500,000
LHFS past due 90 days or more	35,800,000		$ 35,800,000		$ 49,300,000
Percentage of outstanding principal to be repurchased under GNMA optional repurchase program			100.00%
Financing Receivable [Abstract]
PCL	8,211,000	$ 2,716,000	$ 11,455,000	$ 1,856,000
Other Construction [Member]
Financing Receivable [Abstract]
PCL				8,200,000
Secured by 1-4 Family Residential Properties [Member]
Financing Receivable [Abstract]
PCL		6,700,000		9,600,000
Other Commercial Loans [Member]
Financing Receivable [Abstract]
PCL	(80,000)	$ 1,372,000	983,000	$ 509,000
Other Construction and Other Real Estate Secured [Member]
Financing Receivable [Abstract]
PCL			2,100,000
Minimum [Member]
Financing Receivable [Abstract]
Credit amount used as baseline in evaluating loan policy	$ 100,000		$ 100,000